3213153233 has 4 divisors (see below), whose sum is σ = 3214834788. Its totient is φ = 3211471680.

The previous prime is 3213153217. The next prime is 3213153247. The reversal of 3213153233 is 3323513123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3101153344 + 111999889 = 55688^2 + 10583^2 .

It is a cyclic number.

It is not a de Polignac number, because 3213153233 - 2⁴ = 3213153217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3213153133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 837908 + ... + 841733.

It is an arithmetic number, because the mean of its divisors is an integer number (803708697).

Almost surely, 2^3213153233 is an apocalyptic number.

It is an amenable number.

3213153233 is a deficient number, since it is larger than the sum of its proper divisors (1681555).

3213153233 is a wasteful number, since it uses less digits than its factorization.

3213153233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1681554.

The product of its digits is 4860, while the sum is 26.

The square root of 3213153233 is about 56684.6825253525. The cubic root of 3213153233 is about 1475.6288779422.

Adding to 3213153233 its reverse (3323513123), we get a palindrome (6536666356).

The spelling of 3213153233 in words is "three billion, two hundred thirteen million, one hundred fifty-three thousand, two hundred thirty-three".